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⭢ More than beautiful: the versatile coenzyme
⭢ Biotin and protein metabolism
⭢ Biotin and energy metabolism
⭢ Who needs biotin as a supplement?
More than beautiful: The versatile coenzyme
Biotin is your ultimate beauty buddy – it's not called the "beauty vitamin" for nothing! Also known as vitamin B7 or vitamin H, it's a water-soluble B vitamin that the body can't produce on its own. It acts as a coenzyme for many bodily processes – from energy production to the immune system. Coenzymes can bind to certain enzymes, activating them and thus triggering biochemical processes, essentially a chain reaction. This article will explore exactly how biotin is involved in the metabolism of fats, carbohydrates, and proteins , and what that ultimately has to do with your appearance. We'll even take a detailed look at three biotin-dependent carboxylases (enzymes). It's going to be fascinating!
Biotin and protein metabolism
Biotin and proteins are THE dream team for skin, hair, and mucous membranes. Did you know that biotin plays a key role in protein utilization ?* Proteins like collagen and creatine are the building blocks for beautiful hair and youthful-looking skin. These proteins, in turn, are made up of amino acids – and biotin ensures that the amino acids arrive exactly where they are needed. This keeps your skin supple, your hair shiny, and your mucous membranes optimally functioning as a protective barrier against external influences. All these processes work hand in hand so that you not only look good, but feel good too, yeah!
DEEP DIVE: Energy from protein - Breakdown of branched amino acids
How exactly is energy derived from protein? Branched-chain amino acids (BCAAs) such as leucine, isoleucine, and valine are essential amino acids, meaning your body cannot produce them on its own. These amino acids play a crucial role in:
- Muscle regeneration and building
- Energy production during stressful periods when carbohydrates and fats are insufficient
Biotin is a cofactor for methylcrotonyl-CoA carboxylase, an enzyme involved in the breakdown of leucine. The amino acids are broken down and fed into the citric acid cycle – the central system that supplies cells with energy. Especially during periods of stress or intense training, biotin, as a cofactor in this process, ensures that the amino acids are used efficiently for energy production.
Biotin and energy metabolism
Biotin contributes to the function of energy metabolism , which is particularly crucial for active people. Energy metabolism involves the conversion of food components (macronutrients) into energy available to your cells in the form of ATP. Carbohydrates are the number one macronutrient when it comes to readily available energy . Your body needs biotin to utilize them optimally. This versatile nutrient plays a key role in carbohydrate metabolism , helping you transform them into energy. The result of optimally utilized carbs? You feel fit and refreshed – goodbye, fatigue! And honestly, looking awake is also a kind of beauty hack, isn't it? Because when you feel motivated and full of energy, you radiate it.
DEEP DIVE: Gluconeogenesis - Energy during fasting
Attention, here comes a little bit of nerd knowledge: Gluconeogenesis is a process in which the body produces glucose (sugar) from non-carbohydrate sources such as amino acids, lactic acid, or glycerol (from fats). This occurs primarily when the body's carbohydrate stores (glycogen) are depleted.
- during longer fasting periods
- during intense physical activity
- with a very low-carbohydrate diet
Biotin is a cofactor for important enzymes such as pyruvate carboxylase, which plays a key role in the initial stage of gluconeogenesis. This enzyme converts pyruvate (a breakdown product of carbohydrates and amino acids) into oxaloacetate – a starting point for the production of glucose. Without biotin, this vital energy source could not be used efficiently.
Biotin and fat metabolism
Biotin also plays a crucial role in fat metabolism. It supports your body in breaking down fatty acids and using them effectively – for example, as an energy source during workouts or for cell growth. Fats are not only a source of calories and therefore energy, but also essential for skin and hair: A healthy skin barrier requires optimal moisture balance, which depends on fat metabolism. Your hair also needs a protective layer of oil to be silky and shiny, rather than straw-like. So whether you're working on your beauty or gym goals, biotin is your perfect partner in crime.
DEEP DIVE: Biotin in fatty acid synthesis
Fatty acid synthesis describes the production of fatty acids that the body needs for various purposes:
- Energy supply: Excess energy is stored as fat.
- Cell membranes: Fatty acids are a key component of the phospholipid layer that surrounds and protects every cell in the body.
- Signal transduction: Fatty acids are important for communication between cells.
Biotin activates the enzyme acetyl-CoA carboxylase, which controls the first and crucial step of fatty acid synthesis. This enzyme converts acetyl-CoA (an intermediate in energy metabolism) into malonyl-CoA – a precursor for the construction of fatty acids. Without biotin, fatty acid synthesis would be blocked, and the body would have difficulty repairing cell membranes or building up fat reserves.
According to the European Food Safety Authority (EFSA), the recommended daily intake of biotin for adults is approximately 40µg . As you can see, animal-based foods are superior to plant-based sources of biotin. Therefore, if you follow a plant-based diet, you should pay particular attention to your intake of this important vitamin.
Who needs biotin as a supplement?
Sometimes, your biotin needs can increase depending on the situation – especially during stressful periods or with plant-based diets. In these cases, supplements can be the perfect upgrade!
Our biotin capsules are vegan, highly concentrated, and free from unnecessary additives. They are a great supplement to support your needs. Important: Opt for products with optimal bioavailability so your body can effectively utilize the ingredients and get the most benefit.
Want even more products for your beauty routine from within? Then check out our "Beauty & Anti-Aging" category !
* Biotin contributes to: the maintenance of normal skin and hair, the maintenance of normal mucous membranes, normal energy metabolism, and normal metabolism of macronutrients (carbohydrates, fats, proteins).
